Programs containing Atari specific code may use the atari.h
header file.
The functions listed below are special for the Atari. See the function reference for declaration and usage.
The following pseudo variables declared in the atari.h
header
file do allow access to hardware located in the address space. Some
variables are structures, accessing the struct fields will access the
chip registers.
GTIA_READ
and GTIA_WRITE
The GTIA_READ
structure allows read access to the GTIA. The
GTIA_WRITE
structure allows write access to the GTIA.
See the _gtia.h
header file located in the include directory
for the declaration of the structure.
POKEY_READ
and POKEY_WRITE
The POKEY_READ
structure allows read access to the POKEY. The
POKEY_WRITE
structure allows write access to the POKEY.
See the _pokey.h
header file located in the include directory
for the declaration of the structure.
ANTIC
The ANTIC
structure allows read access to the ANTIC.
See the _antic.h
header file located in the include directory
for the declaration of the structure.
PIA
The PIA
structure allows read access to the PIA 6520.
See the _pia.h
header file located in the include directory
for the declaration of the structure.